Overview
The PC817XI1, produced by Sharp Microelectronics, is a high-performance optocoupler designed for a wide range of applications requiring electrical isolation and signal transfer. This component belongs to the PC817X series, which features an infrared LED (IRED) optically coupled to a phototransistor. The PC817XI1 is specifically packaged in a 4-pin SMT (Surface Mount Technology) gullwing lead-form, making it suitable for modern PCB designs.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Manufacturer | Sharp Microelectronics | |
| Package Type | SMT Gullwing Lead-Form | |
| Input-Output Isolation Voltage (rms) | 5.0 kV | |
| Collector-Emitter Voltage (VCEO) | 80 V | V |
| Current Transfer Ratio (CTR) | 50% to 600% at IF = 5 mA | % |
| Forward Voltage (VF) | 1.2 to 1.4 V | V |
| Peak Forward Current (IFM) | Up to 3.0 A (pulse width ≤ 100 µs) | A |
| Collector-Emitter Saturation Voltage (VCE(sat)) | 0.1 to 0.6 V | V |
| Operating Temperature Range | -55 to +125 °C | °C |
Key Features
- High Isolation Voltage: The PC817XI1 offers an input-output isolation voltage of 5.0 kV, ensuring reliable electrical isolation between the input and output circuits.
- Wide Operating Temperature Range: This optocoupler operates over a temperature range of -55 to +125 °C, making it suitable for various environmental conditions.
- High Current Transfer Ratio: The CTR ranges from 50% to 600% at an input current of 5 mA, providing a high degree of signal fidelity.
- Compact SMT Package: The SMT gullwing lead-form package is ideal for space-saving designs and high-density PCBs.
- Lead-Free Options Available: The PC817XI1 is available in lead-free versions, complying with RoHS regulations.
Applications
- Industrial Control Systems: Used in motor control, power supplies, and other industrial automation applications where electrical isolation is crucial.
- Medical Devices: Suitable for medical equipment requiring high isolation and reliability, such as patient monitoring systems and medical imaging devices.
- Aerospace and Defense: Applied in various aerospace and defense systems where high reliability and isolation are necessary.
- Automotive Systems: Used in automotive electronics for applications like engine control units, safety systems, and infotainment systems.
- Consumer Electronics: Found in consumer electronics such as home appliances, audio equipment, and other devices requiring signal isolation.
Q & A
- What is the input-output isolation voltage of the PC817XI1?
The input-output isolation voltage of the PC817XI1 is 5.0 kV.
- What is the collector-emitter voltage (VCEO) of the PC817XI1?
The collector-emitter voltage (VCEO) of the PC817XI1 is 80 V.
- What is the current transfer ratio (CTR) of the PC817XI1?
The CTR of the PC817XI1 ranges from 50% to 600% at an input current of 5 mA.
- What is the operating temperature range of the PC817XI1?
The operating temperature range of the PC817XI1 is -55 to +125 °C.
- Is the PC817XI1 available in lead-free versions?
- What type of package does the PC817XI1 use?
The PC817XI1 is packaged in a 4-pin SMT gullwing lead-form.
- What are some common applications of the PC817XI1?
The PC817XI1 is commonly used in industrial control systems, medical devices, aerospace and defense systems, automotive systems, and consumer electronics.
- What is the forward voltage (VF) of the PC817XI1?
The forward voltage (VF) of the PC817XI1 is between 1.2 to 1.4 V.
- What is the peak forward current (IFM) of the PC817XI1?
The peak forward current (IFM) of the PC817XI1 is up to 3.0 A (pulse width ≤ 100 µs).
- What is the collector-emitter saturation voltage (VCE(sat)) of the PC817XI1?
The collector-emitter saturation voltage (VCE(sat)) of the PC817XI1 is between 0.1 to 0.6 V.
